Question

a)9×1/2

b)6,8×1/2

c)20×1/4

d)30×1/5

com calculos​

Answer 1

$a) \: \: 9 \times \frac{1}{2} = \frac{9}{2} = 4.5 \\ b)6.8 \times \frac{1}{2} = \frac{6.8}{2} = 3.4 \\ c) 20 \times \frac{1}{4} = \frac{20}{4} = 5 \\ d)30 \times \frac{1}{5} = \frac{30}{5} = 6$